The temperature on October 23, 1911 was between 9.7 °C and 14.5 °C and averaged 11.9 °C. There was 10.6 mm of rain. There was 1.0 hours of sunshine (10%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
May 15 » In Standard Oil Co. of New Jersey v. United States, the United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be broken up.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
October 13 » Prince Arthur, Duke of Connaught and Strathearn, becomes the first Governor General of Canada of royal descent.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
November 5 » After declaring war on the Ottoman Empire on September 29, 1911, Italy annexes Tripoli and Cyrenaica.
Day of marriage July 29, 1937
The temperature on July 29, 1937 was between 6.3 °C and 17.0 °C and averaged 13.5 °C. There was 0.1 mm of rain during 0.1 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 15 » Spanish Civil War: Nationalists and Republican both withdraw after suffering heavy losses, ending the Second Battle of the Corunna Road.
March 2 » The Steel Workers Organizing Committee signs a collective bargaining agreement with U.S. Steel, leading to unionization of the United States steel industry.
June 3 » The Duke of Windsor marries Wallis Simpson.
August 13 » Second Sino-Japanese War: The Battle of Shanghai begins.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
October 2 » Rafael Trujillo orders the execution of Haitians living in the northwestern region of the Dominican Republic.
Day of death May 25, 1985
The temperature on May 25, 1985 was between 12.0 °C and 22.7 °C and averaged 17.3 °C. There was 8.5 hours of sunshine (53%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 10 » Sandinista Daniel Ortega becomes president of Nicaragua and vows to continue the transformation to socialism and alliance with the Soviet Union and Cuba; American policy continues to support the Contras in their revolt against the Nicaraguan government.
June 19 » Members of the Revolutionary Party of Central American Workers, dressed as Salvadoran soldiers, attack the Zona Rosa area of San Salvador.
July 17 » Founding of the EUREKA Network by former head of states François Mitterrand (France) and Helmut Kohl (Germany).
July 19 » The Val di Stava dam collapses killing 268 people in Val di Stava, Italy.
July 20 » The government of Aruba passes legislation to secede from the Netherlands Antilles.
October 4 » The Free Software Foundation is founded.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I2276.php : accessed January 20, 2026), "Thomas Leijen (1911-1985)".
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